Idaho

$492+ Cheap flights from England to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOI
Jan 15 — Jan 221
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Cheap flight deals from England to Idaho

Cheapest flights from England to Idaho
Explore the most affordable flight options available from England to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Virgin Atlantic deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:45 pmLHR - BOI
1 stop14h 16mVirgin Atlantic
Wed 1/145:30 amBOI - LHR
2 stops17h 50mVirgin Atlantic
Deal found 12/14$997
This Delta deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:30 amLHR - BOI
2 stops22h 31mDelta
Wed 1/145:30 amBOI - LHR
2 stops17h 50mDelta
Deal found 12/14$1,060
This Virgin Atlantic deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:45 pmLHR - BOI
1 stop16h 19mVirgin Atlantic
Tue 1/135:30 amBOI - LHR
1 stop18h 35mVirgin Atlantic
Deal found 12/14$1,078
This Cheapflightsfares deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:30 amLHR - BOI
2 stops22h 01mLufthansa
Tue 1/138:15 amBOI - LHR
2 stops21h 45mLufthansa
Deal found 12/14$1,080
This Expedia deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:45 amLHR - GEG
1 stop21h 14mVirgin Atlantic
Wed 2/46:30 amGEG - LHR
1 stop16h 35mVirgin Atlantic
Deal found 12/14$1,372
This Delta deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:40 amLHR - GEG
2 stops19h 30mDelta
Wed 2/49:20 amGEG - LHR
2 stops18h 20mDelta
Deal found 12/14$1,400
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:45 amLHR - SUN
2 stops41h 35mDelta
Thu 1/812:55 pmSUN - LHR
2 stops15h 45mDelta
Deal found 12/15$1,448
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:05 amLHR - SUN
2 stops18h 15mDelta
Thu 1/87:25 amSUN - LHR
2 stops16h 40mDelta
Deal found 12/15$1,466
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:20 amLHR - SUN
2 stops23h 00mDelta
Fri 1/97:25 amSUN - LHR
2 stops16h 40mDelta
Deal found 12/15$1,494
This KLM deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:25 pmLHR - SUN
2 stops28h 37mKLM
Thu 1/87:25 amSUN - LHR
2 stops17h 25mKLM
Deal found 12/15$1,504
This Air France deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:20 amLHR - SUN
2 stops23h 00mMultiple Airlines
Sat 1/1012:55 pmSUN - LHR
1 stop14h 05mMultiple Airlines
Deal found 12/15$1,505
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:05 amLHR - SUN
2 stops18h 15mDelta
Sat 1/1012:55 pmSUN - LHR
2 stops16h 00mDelta
Deal found 12/15$1,506

Find flight deals from England to Idaho

Keep the following information in mind while searching for England to Idaho flight deals. Data was last updated December 16, 2025.

Round-trip from

$642

One-way from

$492
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,489
From England to Idaho
One-way flight from England to Idaho
Highest demand for flights based on searches. 9% potential increase in price ($100 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from England to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from England to Idaho that are best for you.

Fly from

England

Fly to

Idaho

Route

Depart

Return

Price

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 1/29

12:15 pm-11:59 pm

2 stops18h 44m

Boise Air Term. Gowen Fld

Thu 2/5

11:35 am-7:30 pm

2 stops24h 55m

$657

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Tue 3/10

6:35 am-9:03 pm

2 stops21h 28m

Spokane

Tue 3/17

6:00 am-6:40 am

2 stops17h 40m

$746

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 3/18

6:35 am-1:32 pm

2 stops36h 57m

Boise Air Term. Gowen Fld

Tue 5/19

8:20 am-2:10 pm

1 stop22h 50m

$746

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 4/20

9:00 am-10:35 pm

2 stops20h 35m

Boise Air Term. Gowen Fld

Mon 4/27

7:11 am-10:10 am

1 stop19h 59m

$762

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Thu 1/29

6:35 am-7:16 pm

2 stops20h 41m

Spokane

Thu 2/5

6:53 am-12:00 pm

1 stop21h 07m

$786

LondonSpokane

LHR - GEG

LHRGEG

London Heathrow

Thu 1/15

11:10 am-10:44 am

2 stops31h 34m

Spokane

Mon 1/19

6:53 am-12:00 pm

1 stop21h 07m

$786

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 2/27

6:35 am-11:48 pm

2 stops24h 13m

Boise Air Term. Gowen Fld

Mon 3/9

10:21 am-9:40 am

1 stop17h 19m

$786

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 2/20

6:35 am-10:12 am

2 stops34h 37m

Boise Air Term. Gowen Fld

Mon 3/2

10:25 am-9:40 am

1 stop16h 15m

$786

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 1/22

6:35 am-6:07 pm

2 stops18h 32m

Boise Air Term. Gowen Fld

Mon 1/26

6:10 am-9:40 am

1 stop20h 30m

$786

LondonSpokane

LGW - GEG

LGWGEG

London Gatwick

Tue 3/10

11:55 am-9:37 pm

2 stops16h 42m

Spokane

Tue 3/17

12:00 pm-10:55 am

2 stops15h 55m

$830

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results
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Best time to book a flight from England to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from England with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from England to Idaho

What is the cheapest month to book a flight from England to Idaho?

Currently, March is the cheapest month in which you can book a flight from England to Idaho (average of $685). Flying from England to Idaho in July is currently the most expensive (average of $905). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from England to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from England to Idaho?

    Departing from England to Idaho will take you 15h 48m. England and Idaho are separated by a distance of 4829 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from England to Idaho that include hotel bookings?

    Yes. In addition to deals on England to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from England to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from England to Idaho.

  • Can I find deals for business class flights from England to Idaho?

    Yes. Cheapflights offers flight deals from England to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from England to Idaho?

    Currently, March is the cheapest month in which you can book a flight from England to Idaho (average of $685). Flying from England to Idaho in July is currently the most expensive (average of $905). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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